6x-[2x-3(x+1)]=x+20

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Solution for 6x-[2x-3(x+1)]=x+20 equation:


Simplifying
6x + -1[2x + -3(x + 1)] = x + 20

Reorder the terms:
6x + -1[2x + -3(1 + x)] = x + 20
6x + -1[2x + (1 * -3 + x * -3)] = x + 20
6x + -1[2x + (-3 + -3x)] = x + 20

Reorder the terms:
6x + -1[-3 + 2x + -3x] = x + 20

Combine like terms: 2x + -3x = -1x
6x + -1[-3 + -1x] = x + 20
6x + [-3 * -1 + -1x * -1] = x + 20
6x + [3 + 1x] = x + 20

Reorder the terms:
3 + 6x + 1x = x + 20

Combine like terms: 6x + 1x = 7x
3 + 7x = x + 20

Reorder the terms:
3 + 7x = 20 + x

Solving
3 + 7x = 20 + x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
3 + 7x + -1x = 20 + x + -1x

Combine like terms: 7x + -1x = 6x
3 + 6x = 20 + x + -1x

Combine like terms: x + -1x = 0
3 + 6x = 20 + 0
3 + 6x = 20

Add '-3' to each side of the equation.
3 + -3 + 6x = 20 + -3

Combine like terms: 3 + -3 = 0
0 + 6x = 20 + -3
6x = 20 + -3

Combine like terms: 20 + -3 = 17
6x = 17

Divide each side by '6'.
x = 2.833333333

Simplifying
x = 2.833333333

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